CATAKACT- 



-CEPHALOrODS 47 



Page 

 Cataract formation related to the Sexton Creek limestone 27, 313 



— formations in Ontario, Contacts of the [plate 14] 25, 287 



of New York and Ontai-io 25, 277 



— , Medina and Clinton, Contact between 25, 292 



— ;A new formation at the base of tlie Sihiric in Ontario and New 



York ; Charles Schuehert 24, 107 



— , Relation to other Siluric faunas of the 25, 290 



— Sea, Paleogeography of 25, 295 



— section, Ontario 25. 317 



Catesby, M., Geological work in Florida of 25. 174 



"Catinga," Definition of 22, 193 



— limestone, Age of the 22, 204 



, An older 22, 198 



, Origin of 22, 192, 203 



Catskill, Angular unconformity at 24, 50, 676 



— Aqueduct, Geologic relations of Hudson syphon of the 25, 89 



, Geological investigations of 28, 174 



light from the 24, 74, 711 



— Mountains, Divergent ice-tlow on the plateau northeast of the 25, 68 



— — , Local glaciation in the 28, 133, 136, 543 



— sedimentation 21. 286 



Catskili.s. Rectilinear features of 27, 107 



Cattell, J. McKeen, Conference papers of the First Annual Meeting of 



the Paleontological Society, published in the Popular Science 



Monthly by 22, 87 



Cause of the absence of water in dry sandstone beds; R. H. Johnson. . 29, 105 



postglacial deformation of the Ontario region; J. W. Spencer.. 25,65 



Caverns, Edmonson County, Kent, Underground 21, 331 



Cayeux, Lucien, cited on sea sediments 28, 739 



Cayuga Lake not a rock basin 23, 481 



Cayugan waterlimes of western New York ; G. H. Chadwick 28, 173 



Ceara, Geology of 30, 244 



Cenozoic echinoids of California 28, 226 



— floras of equatorial America 29, 129, 631 



— geology of Central America and the West Indies 29, 615 



— -history of Central America and the West Indies; T. W. Vaughan.. 29,138 



Wyonung. Notes on the 23, 73 



-the Wind River Mountains, Wyoming; L. G. Westgate and E. B. 



Branson 23, 49, 739 



— mammal fauna?, Correlation of 24, 290 



Central America, Cenozoic geology of 29, 615 



• — history of 29, 138 



, Climatic changes in 25, 5-39 



, Flora of 29, 129, 649 



— — , Mesozoic history of 29, 138, 601 



— — , Paleozoic history of 29, 129 



— — , Petroleum supply of 28, 611 



Cephalopods, Fossil 24, 129 



